Home / 10,982.54-16,475.85-3,867.50

Finding the Fourth Proportional to 10,982.54, 16,475.85 and 3,867.50

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Solution

The fourth proportional to 10,982.54, 16,475.85 and 3,867.50 is: 5,801.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.54 : 16,475.85 = 3,867.50 : x
  2. Step 2: Convert to fraction form
    10,982.54/16,475.85 = 3,867.50/x
  3. Step 3: Cross multiply
    10,982.54x = 16,475.85 × 3,867.50
  4. Step 4: Simplify right side
    10,982.54x = 63,720,349.88
  5. Step 5: Solve for x
    x = 63,720,349.88/10,982.54
  6. Step 6: Final answer
    x = 5,801.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.